Sciweavers

2728 search results - page 136 / 546
» The EGTV Query Language
Sort
View
WWW
2009
ACM
16 years 5 months ago
C-SPARQL: SPARQL for continuous querying
C-SPARQL is an extension of SPARQL to support continuous queries over RDF data streams. Supporting streams in RDF format guarantees interoperability and opens up important applica...
Davide Francesco Barbieri, Daniele Braga, Stefano ...
WWW
2004
ACM
16 years 5 months ago
A query algebra for xml p2p databases
This paper describes a query algebra for queries over XML p2p databases that provides explicit mechanisms for modeling data dissemination, replication constraints, and for capturi...
Carlo Sartiani
JIIS
2008
95views more  JIIS 2008»
15 years 4 months ago
Approximate schemas, source-consistency and query answering
We use the Edit distance with Moves on words and trees and say that two regular (tree) languages are -close if every word (tree) of one language is -close to the other. A transduc...
Michel de Rougemont, Adrien Vieilleribière
ADBIS
2007
Springer
98views Database» more  ADBIS 2007»
15 years 11 months ago
CUDL Language Semantics, Liven Up the FDB Data Model
The semantics of a new language (CUDL – Conceptual Universal Database Language), designed to manage dynamic database environments, are presented. This language conforms to the FD...
Nikitas Karanikolas, Maria Nitsiou, Emmanuel J. Ya...
DBPL
1993
Springer
104views Database» more  DBPL 1993»
15 years 8 months ago
Extensible Grammars for Language Specialization
A frequent dilemma in the design of a database programming language is the choice between a language with a rich set of tailored notations for schema definitions, query expression...
Luca Cardelli, Florian Matthes, Martín Abad...